Office 365 GCC High and DoD - Service Descriptions

Publisher

Microsoft

URL

https://learn.microsoft.com/en-us/office365/servicedescriptions/office-365-platform-service-description/office-365-us-government/gcc-high-and-dod

Published

2026-08-03

Updated

unknown

Accessed

2026-10-02

HTTP status

200

License

Microsoft Learn terms of use; no-redistribution; short excerpts and locators only

Source notes citing this source

• Only Department of Defense entities may purchase licences for the Office 365 DoD environment; non-DoD entities that meet eligibility may purchase GCC High. in context
• Office 365 DoD meets the DoD Cloud Computing Security Requirements Guide security controls for information up to Impact Level 5. in context
• Integrating on-premises IP-PBX systems with Exchange Online Unified Messaging isn't supported in GCC High and DoD subscriptions. in context
• Office 365 GCC High and DoD are assessed using NIST SP 800-53 controls at a FIPS 199 High categorization. in context
• GCC High and DoD are available through Volume Licensing after an eligibility validation process, and trials aren't available. in context
• Office 365 GCC High and DoD customer support isn't included in the service accreditation boundary and provides no FedRAMP, DoD SRG, ITAR, IRS 1075 or CJIS data-handling assurances. in context
• Microsoft Calling Plans and Operator Connect are probably not offered as PSTN options in GCC High and DoD, because Microsoft documents only Direct Routing as the delivery path for Phone System there. inferred in context
• The Office 365 GCC High and DoD service description states that Phone System and Audio Conferencing for GCC High and DoD are delivered via Direct Routing. in context
• Under its Skype for Business Online heading, the GCC High and DoD service description says PSTN Calling and PSTN Conferencing services are currently not available in GCC High and DoD. in context

Cite this source record

APA

WarmTransfer. (2026, August 3). Office 365 GCC High and DoD - Service Descriptions. WarmTransfer. https://warmtransfer.net/knowledge/sources/ms-learn-svcdesc-gcc-high-dod

BibTeX

@misc{warmtransfer-ms-learn-svcdesc-gcc-high-dod,
  title  = {Office 365 GCC High and DoD - Service Descriptions},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/sources/ms-learn-svcdesc-gcc-high-dod},
  note   = {Microsoft, accessed 2026-10-02}
}